Divisibility Rules 1
The number must be an even number.
Divisibility Rule for 2
The sum of the digits is divisible by 9.
divisibility rule for 9
The divisibility rule for 2.
It is an even number.
335
divisible by 5
A whole number that has more than two factors.
Composite Number
The number must end in 0.
Divisibility Rule for 10
The sum of the digits is divisible by 3.
divisibility rule for 3
The last digit must end in 0.
divisibility rule for 10
111
3
When a number goes into another evenly.
Divisible (Divisible by ...)
50 is divisible by 3 of our divisibility rules, these are which three numbers?
divisibility rules for 2, 5, and 10
The number formed by the last two digits are divisible by 4.
divisibility rule for 4
The sum of the digits is divisible by 9.
divisibility rule for 9
These two rules work for 81.
divisible by 3 and 9
A whole number greater than 1 that has exactly two factors.
Prime Number
The number must end in 5 or 0.
Divisibility Rule for 5
The number ends in zero. what three divisibility rules will always be true?
divisibility rule for 2, 5, and 10.
The number must be divisible by 2 and 3.
divisibility rule for 6
These three rules work for 72.
2, 3, and 6
All of the pairs of numbers that multiply together to create the same product.
Factor Pairs
When the number is divisible by 2 and 3, then this number works, too.
Divisibility Rule for 6
if a number is divisible by 3 and 4, then it is also divisible by this number.
divisibility rule for 12
The sum of the digits is divisible by 3 and the last two digits are divisible by 4.
divisibility rule for 12
These 3 rules work for 100.
Divisible by 2, 5 and 10
Used to easily identify if numbers are divisible by 1, 2, 3, 4, 5 and so on...
Divisibility Rules/Tests